Properties of the Number -68659

Sixty-Eight Thousand Six Hundred Fifty-Nine

Basics

Value: -68660 → -68659 → -68658

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 68659

Divisors: 1, 68659

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000110000110011

Octal: -206063

Duodecimal: -33897

Hexadecimal: -10c33

Square: 4714058281

Square Root: 262.0286243905425

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

24 'Reverse and Add' steps are needed to reach a palindrome. A65318

G.f. satisfies A(x) = 1/(1 - 2·x) - x·A(x)³. A364641

Primes of the form n² + 15. A243450

Expansion of ∏_k>=1 (1 - x^k)^A000593(k). A316366

Slowest increasing sequence of primes such that a(n - 1) + a(n) and a(n - 1)² + a(n)² are both semiprimes, with a(1)=2. A365050